Vacuum degassing furnace
Vacuum degassing (VD) leads to high quality steel. The steel companies are adopting to Vacuum Degassing to improve the quality of steel required by customers for automotive, forging, rail industries etc. The VD process lasts approx. 20 Minutes and and is done at pressure of 0.5 torr . Under this vacuum the dissolved gases like hydrogen, nitrogen, oxygen , CO. in the liquid steel are removed . Argon is used for purging. Vacuum oxygen decarburising (VOD) are the process in secondary steel making to Reducing pressure above liquid metal surface helps in evolution of dissolved gases
Free Board
The free board requirement for the intencive reactions in vacuum is 1000mm
Process Time
20 Minutes
After Treatment Reduction in Gases
H ≤1ppm
N ≤20ppm
O ≤15ppm
Features offered
Choice of Vacuum Tank:
1. Vacuum Tank in fixed Chamber
2. Vacuum Tank on Car
Choice of Vacuum System:
1. Steam Ejectors
2. Vacuum Pumps- Dry Modular Pumps
Inert Gas
Argon Gas: For stirring during treatment.
Nitrogen: for flooding after vacuum treatment
Power
Voltage: 380 V/ 415 V
Frequency: 50 / 60 Hz
Phase: 3 ?, 4 wire system
KVA : 250 KVA
Contact : Kevin Liu, 0086 21 50878190
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